Description: 100% Brand New. Never Been Used Color:Silver Finish:Polished Item Type: Intake Manifold Intake Style: Dual plane Basic Operating RPM Range: Idle-5,500 EGR: No Engine Family: Chevy small block Port Height: 1.85 in. Intake Manifold Height: 4.25 in. Port Width: 1.15 in. Mounted Height: 4.25 in. Fitment Type: Direct Replacement Professional installation in highly recommended(No instruction included) Fitment: for 1955-1986 Small Block Chevy 305 350 383 Engines The Package Contains: .